<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Router</title>
  <style>
    .row > p:nth-child(2) {
      padding-left: 1em;
    }
    .row > p:nth-child(3) {
      padding-left: 2em;
    }
    .row > p:nth-child(4) {
      padding-left: 3em;
    }
  </style>
</head>
<body>
  <div class="navbar">
    <div class="row">
      <p><a class="link" href="/1">go to 1</a>：</p>
      <p><a class="link" href="/1/1">go to 1.1</a> | <a class="link" href="/1/2">go to 1.2</a> | <a class="link" href="/1/3">go to 1.3</a></p>
      <p><a class="link" href="/1/2/3/1/demo/part">go to 1/2/3/1/demo/part</a></p>
    </div>
    <div class="row">
      <p><a class="link" href="/2">go to 2</a>：</p>
      <p><a class="link" href="/2/1">go to 2.1</a> | <a class="link" href="/2/2">go to 2.2</a> | <a class="link" href="/2/3">go to 2.3</a></p>
    </div>
    <div class="row">
      <p><a class="link" href="/3">go to 3</a>：</p>
      <p><a class="link" href="/3/1">go to 3.1</a> | <a class="link" href="/3/2">go to 3.2</a> | <a class="link" href="/3/3">go to 3.3</a></p>
    </div>
    <div class="row">
      <p><a class="link" href="/4">go to 4</a>：</p>
      <p><a class="link" href="/4/1">go to 4.1</a> | <a class="link" href="/4/2">go to 4.2</a> | <a class="link" href="/4/3">go to 4.3</a></p>
    </div>
  </div>
  <div id="app"></div>
  <script src="./main-history.js"></script>
</body>
</html>